Douglas Lloyd Betters (born June 11, 1956) is an American former professional football player who was a defensive end for the Miami Dolphins of the National Football League (NFL) from 1978 to 1987. After graduating from Arlington Heights High School in Illinois, Betters played college Division I football for the University of Montana Grizzlies from 1974 to 1976, then transferred to the University of Nevada, Reno in 1977. The next year, he was a 6th round draft pick for the Dolphins. In 1998, Betters suffered a spinal cord injury while skiing at Big Mountain in Whitefish, Montana.